(19)

(11)

EP 3 631 799 A2

(12)

(88) Date of publication A3: 03.01.2019 (43) Date of publication: 08.04.2020 Bulletin 2020/15 (21) Application number: 18805246.8 (22) Date of filing: 18.05.2018

(51) International Patent Classification (IPC):  G11C 11/406(2006.01) G11C 7/10(2006.01) (86) International application number: PCT/US2018/033494 (87) International publication number: WO 2018/217582 (29.11.2018 Gazette 2018/48)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 23.05.2017 US 201715603063 (71) Applicant: Micron Technology, Inc. Boise, ID 83716-9632 (US)	(72) Inventor: MORGAN, Donald M. Meridian, Idaho 83642 (US) (74) Representative: Small, Gary James  Carpmaels & Ransford LLP One Southampton Row London WC1B 5HA London WC1B 5HA (GB)